/** * WordPress implementation for PHP functions either missing from older PHP versions or not included by default. * * @package PHP * @access private */ // If gettext isn't available if ( !function_exists('_') ) { function _($string) { return $string; } } /** * Returns whether PCRE/u (PCRE_UTF8 modifier) is available for use. * * @ignore * @since 4.2.2 * @access private * * @staticvar string $utf8_pcre * * @param bool $set - Used for testing only * null : default - get PCRE/u capability * false : Used for testing - return false for future calls to this function * 'reset': Used for testing - restore default behavior of this function */ function _wp_can_use_pcre_u( $set = null ) { static $utf8_pcre = 'reset'; if ( null !== $set ) { $utf8_pcre = $set; } if ( 'reset' === $utf8_pcre ) { $utf8_pcre = @preg_match( '/^./u', 'a' ); } return $utf8_pcre; } if ( ! function_exists( 'mb_substr' ) ) : /** * Compat function to mimic mb_substr(). * * @ignore * @since 3.2.0 * * @see _mb_substr() * * @param string $str The string to extract the substring from. * @param int $start Position to being extraction from in `$str`. * @param int|null $length Optional. Maximum number of characters to extract from `$str`. * Default null. * @param string|null $encoding Optional. Character encoding to use. Default null. * @return string Extracted substring. */ function mb_substr( $str, $start, $length = null, $encoding = null ) { return _mb_substr( $str, $start, $length, $encoding ); } endif; /** * Internal compat function to mimic mb_substr(). * * Only understands UTF-8 and 8bit. All other character sets will be treated as 8bit. * For $encoding === UTF-8, the $str input is expected to be a valid UTF-8 byte sequence. * The behavior of this function for invalid inputs is undefined. * * @ignore * @since 3.2.0 * * @param string $str The string to extract the substring from. * @param int $start Position to being extraction from in `$str`. * @param int|null $length Optional. Maximum number of characters to extract from `$str`. * Default null. * @param string|null $encoding Optional. Character encoding to use. Default null. * @return string Extracted substring. */ function _mb_substr( $str, $start, $length = null, $encoding = null ) { if ( null === $encoding ) { $encoding = get_option( 'blog_charset' ); } /* * The solution below works only for UTF-8, so in case of a different * charset just use built-in substr(). */ if ( ! in_array( $encoding, array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) ) ) { return is_null( $length ) ? substr( $str, $start ) : substr( $str, $start, $length ); } if ( _wp_can_use_pcre_u() ) { // Use the regex unicode support to separate the UTF-8 characters into an array. preg_match_all( '/./us', $str, $match ); $chars = is_null( $length ) ? array_slice( $match[0], $start ) : array_slice( $match[0], $start, $length ); return implode( '', $chars ); } $regex = '/( [\x00-\x7F] # single-byte sequences 0xxxxxxx | [\xC2-\xDF][\x80-\xBF] # double-byte sequences 110xxxxx 10xxxxxx | \xE0[\xA0-\xBF][\x80-\xBF] # triple-byte sequences 1110xxxx 10xxxxxx * 2 | [\xE1-\xEC][\x80-\xBF]{2} | \xED[\x80-\x9F][\x80-\xBF] | [\xEE-\xEF][\x80-\xBF]{2} | \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences 11110xxx 10xxxxxx * 3 | [\xF1-\xF3][\x80-\xBF]{3} | \xF4[\x80-\x8F][\x80-\xBF]{2} )/x'; // Start with 1 element instead of 0 since the first thing we do is pop. $chars = array( '' ); do { // We had some string left over from the last round, but we counted it in that last round. array_pop( $chars ); /* * Split by UTF-8 character, limit to 1000 characters (last array element will contain * the rest of the string). */ $pieces = preg_split( $regex, $str, 1000, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY ); $chars = array_merge( $chars, $pieces ); // If there's anything left over, repeat the loop. } while ( count( $pieces ) > 1 && $str = array_pop( $pieces ) ); return join( '', array_slice( $chars, $start, $length ) ); } if ( ! function_exists( 'mb_strlen' ) ) : /** * Compat function to mimic mb_strlen(). * * @ignore * @since 4.2.0 * * @see _mb_strlen() * * @param string $str The string to retrieve the character length from. * @param string|null $encoding Optional. Character encoding to use. Default null. * @return int String length of `$str`. */ function mb_strlen( $str, $encoding = null ) { return _mb_strlen( $str, $encoding ); } endif; /** * Internal compat function to mimic mb_strlen(). * * Only understands UTF-8 and 8bit. All other character sets will be treated as 8bit. * For $encoding === UTF-8, the `$str` input is expected to be a valid UTF-8 byte * sequence. The behavior of this function for invalid inputs is undefined. * * @ignore * @since 4.2.0 * * @param string $str The string to retrieve the character length from. * @param string|null $encoding Optional. Character encoding to use. Default null. * @return int String length of `$str`. */ function _mb_strlen( $str, $encoding = null ) { if ( null === $encoding ) { $encoding = get_option( 'blog_charset' ); } /* * The solution below works only for UTF-8, so in case of a different charset * just use built-in strlen(). */ if ( ! in_array( $encoding, array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) ) ) { return strlen( $str ); } if ( _wp_can_use_pcre_u() ) { // Use the regex unicode support to separate the UTF-8 characters into an array. preg_match_all( '/./us', $str, $match ); return count( $match[0] ); } $regex = '/(?: [\x00-\x7F] # single-byte sequences 0xxxxxxx | [\xC2-\xDF][\x80-\xBF] # double-byte sequences 110xxxxx 10xxxxxx | \xE0[\xA0-\xBF][\x80-\xBF] # triple-byte sequences 1110xxxx 10xxxxxx * 2 | [\xE1-\xEC][\x80-\xBF]{2} | \xED[\x80-\x9F][\x80-\xBF] | [\xEE-\xEF][\x80-\xBF]{2} | \xF0[\x90-\xBF][\x80-\xBF]{2} # four-byte sequences 11110xxx 10xxxxxx * 3 | [\xF1-\xF3][\x80-\xBF]{3} | \xF4[\x80-\x8F][\x80-\xBF]{2} )/x'; // Start at 1 instead of 0 since the first thing we do is decrement. $count = 1; do { // We had some string left over from the last round, but we counted it in that last round. $count--; /* * Split by UTF-8 character, limit to 1000 characters (last array element will contain * the rest of the string). */ $pieces = preg_split( $regex, $str, 1000 ); // Increment. $count += count( $pieces ); // If there's anything left over, repeat the loop. } while ( $str = array_pop( $pieces ) ); // Fencepost: preg_split() always returns one extra item in the array. return --$count; } if ( !function_exists('hash_hmac') ): /** * Compat function to mimic hash_hmac(). * * @ignore * @since 3.2.0 * * @see _hash_hmac() * * @param string $algo Hash algorithm. Accepts 'md5' or 'sha1'. * @param string $data Data to be hashed. * @param string $key Secret key to use for generating the hash. * @param bool $raw_output Optional. Whether to output raw binary data (true), * or lowercase hexits (false). Default false. * @return string|false The hash in output determined by `$raw_output`. False if `$algo` * is unknown or invalid. */ function hash_hmac($algo, $data, $key, $raw_output = false) { return _hash_hmac($algo, $data, $key, $raw_output); } endif; /** * Internal compat function to mimic hash_hmac(). * * @ignore * @since 3.2.0 * * @param string $algo Hash algorithm. Accepts 'md5' or 'sha1'. * @param string $data Data to be hashed. * @param string $key Secret key to use for generating the hash. * @param bool $raw_output Optional. Whether to output raw binary data (true), * or lowercase hexits (false). Default false. * @return string|false The hash in output determined by `$raw_output`. False if `$algo` * is unknown or invalid. */ function _hash_hmac($algo, $data, $key, $raw_output = false) { $packs = array('md5' => 'H32', 'sha1' => 'H40'); if ( !isset($packs[$algo]) ) return false; $pack = $packs[$algo]; if (strlen($key) > 64) $key = pack($pack, $algo($key)); $key = str_pad($key, 64, chr(0)); $ipad = (substr($key, 0, 64) ^ str_repeat(chr(0x36), 64)); $opad = (substr($key, 0, 64) ^ str_repeat(chr(0x5C), 64)); $hmac = $algo($opad . pack($pack, $algo($ipad . $data))); if ( $raw_output ) return pack( $pack, $hmac ); return $hmac; } if ( !function_exists('json_encode') ) { function json_encode( $string ) { global $wp_json; if ( ! ( $wp_json instanceof Services_JSON ) ) { require_once( ABSPATH . WPINC . '/class-json.php' ); $wp_json = new Services_JSON(); } return $wp_json->encodeUnsafe( $string ); } } if ( !function_exists('json_decode') ) { /** * @global Services_JSON $wp_json * @param string $string * @param bool $assoc_array * @return object|array */ function json_decode( $string, $assoc_array = false ) { global $wp_json; if ( ! ($wp_json instanceof Services_JSON ) ) { require_once( ABSPATH . WPINC . '/class-json.php' ); $wp_json = new Services_JSON(); } $res = $wp_json->decode( $string ); if ( $assoc_array ) $res = _json_decode_object_helper( $res ); return $res; } /** * @param object $data * @return array */ function _json_decode_object_helper($data) { if ( is_object($data) ) $data = get_object_vars($data); return is_array($data) ? array_map(__FUNCTION__, $data) : $data; } } if ( ! function_exists( 'hash_equals' ) ) : /** * Timing attack safe string comparison * * Compares two strings using the same time whether they're equal or not. * * This function was added in PHP 5.6. * * Note: It can leak the length of a string when arguments of differing length are supplied. * * @since 3.9.2 * * @param string $a Expected string. * @param string $b Actual, user supplied, string. * @return bool Whether strings are equal. */ function hash_equals( $a, $b ) { $a_length = strlen( $a ); if ( $a_length !== strlen( $b ) ) { return false; } $result = 0; // Do not attempt to "optimize" this. for ( $i = 0; $i < $a_length; $i++ ) { $result |= ord( $a[ $i ] ) ^ ord( $b[ $i ] ); } return $result === 0; } endif; // JSON_PRETTY_PRINT was introduced in PHP 5.4 // Defined here to prevent a notice when using it with wp_json_encode() if ( ! defined( 'JSON_PRETTY_PRINT' ) ) { define( 'JSON_PRETTY_PRINT', 128 ); } if ( ! function_exists( 'json_last_error_msg' ) ) : /** * Retrieves the error string of the last json_encode() or json_decode() call. * * @since 4.4.0 * * @internal This is a compatibility function for PHP <5.5 * * @return bool|string Returns the error message on success, "No Error" if no error has occurred, * or false on failure. */ function json_last_error_msg() { // See https://core.trac.wordpress.org/ticket/27799. if ( ! function_exists( 'json_last_error' ) ) { return false; } $last_error_code = json_last_error(); // Just in case JSON_ERROR_NONE is not defined. $error_code_none = defined( 'JSON_ERROR_NONE' ) ? JSON_ERROR_NONE : 0; switch ( true ) { case $last_error_code === $error_code_none: return 'No error'; case defined( 'JSON_ERROR_DEPTH' ) && JSON_ERROR_DEPTH === $last_error_code: return 'Maximum stack depth exceeded'; case defined( 'JSON_ERROR_STATE_MISMATCH' ) && JSON_ERROR_STATE_MISMATCH === $last_error_code: return 'State mismatch (invalid or malformed JSON)'; case defined( 'JSON_ERROR_CTRL_CHAR' ) && JSON_ERROR_CTRL_CHAR === $last_error_code: return 'Control character error, possibly incorrectly encoded'; case defined( 'JSON_ERROR_SYNTAX' ) && JSON_ERROR_SYNTAX === $last_error_code: return 'Syntax error'; case defined( 'JSON_ERROR_UTF8' ) && JSON_ERROR_UTF8 === $last_error_code: return 'Malformed UTF-8 characters, possibly incorrectly encoded'; case defined( 'JSON_ERROR_RECURSION' ) && JSON_ERROR_RECURSION === $last_error_code: return 'Recursion detected'; case defined( 'JSON_ERROR_INF_OR_NAN' ) && JSON_ERROR_INF_OR_NAN === $last_error_code: return 'Inf and NaN cannot be JSON encoded'; case defined( 'JSON_ERROR_UNSUPPORTED_TYPE' ) && JSON_ERROR_UNSUPPORTED_TYPE === $last_error_code: return 'Type is not supported'; default: return 'An unknown error occurred'; } } endif; if ( ! interface_exists( 'JsonSerializable' ) ) { define( 'WP_JSON_SERIALIZE_COMPATIBLE', true ); /** * JsonSerializable interface. * * Compatibility shim for PHP <5.4 * * @link https://secure.php.net/jsonserializable * * @since 4.4.0 */ interface JsonSerializable { public function jsonSerialize(); } } // random_int was introduced in PHP 7.0 if ( ! function_exists( 'random_int' ) ) { require ABSPATH . WPINC . '/random_compat/random.php'; } if ( ! function_exists( 'array_replace_recursive' ) ) : /** * PHP-agnostic version of {@link array_replace_recursive()}. * * The array_replace_recursive() function is a PHP 5.3 function. WordPress * currently supports down to PHP 5.2, so this method is a workaround * for PHP 5.2. * * Note: array_replace_recursive() supports infinite arguments, but for our use- * case, we only need to support two arguments. * * Subject to removal once WordPress makes PHP 5.3.0 the minimum requirement. * * @since 4.5.3 * * @see https://secure.php.net/manual/en/function.array-replace-recursive.php#109390 * * @param array $base Array with keys needing to be replaced. * @param array $replacements Array with the replaced keys. * * @return array */ function array_replace_recursive( $base = array(), $replacements = array() ) { foreach ( array_slice( func_get_args(), 1 ) as $replacements ) { $bref_stack = array( &$base ); $head_stack = array( $replacements ); do { end( $bref_stack ); $bref = &$bref_stack[ key( $bref_stack ) ]; $head = array_pop( $head_stack ); unset( $bref_stack[ key( $bref_stack ) ] ); foreach ( array_keys( $head ) as $key ) { if ( isset( $key, $bref ) && isset( $bref[ $key ] ) && is_array( $bref[ $key ] ) && isset( $head[ $key ] ) && is_array( $head[ $key ] ) ) { $bref_stack[] = &$bref[ $key ]; $head_stack[] = $head[ $key ]; } else { $bref[ $key ] = $head[ $key ]; } } } while ( count( $head_stack ) ); } return $base; } endif; // SPL can be disabled on PHP 5.2 if ( ! function_exists( 'spl_autoload_register' ) ): $_wp_spl_autoloaders = array(); /** * Autoloader compatibility callback. * * @since 4.6.0 * * @param string $classname Class to attempt autoloading. */ function __autoload( $classname ) { global $_wp_spl_autoloaders; foreach ( $_wp_spl_autoloaders as $autoloader ) { if ( ! is_callable( $autoloader ) ) { // Avoid the extra warning if the autoloader isn't callable. continue; } call_user_func( $autoloader, $classname ); // If it has been autoloaded, stop processing. if ( class_exists( $classname, false ) ) { return; } } } /** * Registers a function to be autoloaded. * * @since 4.6.0 * * @param callable $autoload_function The function to register. * @param bool $throw Optional. Whether the function should throw an exception * if the function isn't callable. Default true. * @param bool $prepend Whether the function should be prepended to the stack. * Default false. */ function spl_autoload_register( $autoload_function, $throw = true, $prepend = false ) { if ( $throw && ! is_callable( $autoload_function ) ) { // String not translated to match PHP core. throw new Exception( 'Function not callable' ); } global $_wp_spl_autoloaders; // Don't allow multiple registration. if ( in_array( $autoload_function, $_wp_spl_autoloaders ) ) { return; } if ( $prepend ) { array_unshift( $_wp_spl_autoloaders, $autoload_function ); } else { $_wp_spl_autoloaders[] = $autoload_function; } } /** * Unregisters an autoloader function. * * @since 4.6.0 * * @param callable $function The function to unregister. * @return bool True if the function was unregistered, false if it could not be. */ function spl_autoload_unregister( $function ) { global $_wp_spl_autoloaders; foreach ( $_wp_spl_autoloaders as &$autoloader ) { if ( $autoloader === $function ) { unset( $autoloader ); return true; } } return false; } /** * Retrieves the registered autoloader functions. * * @since 4.6.0 * * @return array List of autoloader functions. */ function spl_autoload_functions() { return $GLOBALS['_wp_spl_autoloaders']; } endif; /** * REST API: WP_REST_Posts_Controller class * * @package WordPress * @subpackage REST_API * @since 4.7.0 */ /** * Core class to access posts via the REST API. * * @since 4.7.0 * * @see WP_REST_Controller */ class WP_REST_Posts_Controller extends WP_REST_Controller { /** * Post type. * * @since 4.7.0 * @access protected * @var string */ protected $post_type; /** * Instance of a post meta fields object. * * @since 4.7.0 * @access protected * @var WP_REST_Post_Meta_Fields */ protected $meta; /** * Constructor. * * @since 4.7.0 * @access public * * @param string $post_type Post type. */ public function __construct( $post_type ) { $this->post_type = $post_type; $this->namespace = 'wp/v2'; $obj = get_post_type_object( $post_type ); $this->rest_base = ! empty( $obj->rest_base ) ? $obj->rest_base : $obj->name; $this->meta = new WP_REST_Post_Meta_Fields( $this->post_type ); } /** * Registers the routes for the objects of the controller. * * @since 4.7.0 * @access public * * @see register_rest_route() */ public function register_routes() { register_rest_route( $this->namespace, '/' . $this->rest_base, array( array( 'methods' => WP_REST_Server::READABLE, 'callback' => array( $this, 'get_items' ), 'permission_callback' => array( $this, 'get_items_permissions_check' ), 'args' => $this->get_collection_params(), ), array( 'methods' => WP_REST_Server::CREATABLE, 'callback' => array( $this, 'create_item' ), 'permission_callback' => array( $this, 'create_item_permissions_check' ), 'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ), ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); $schema = $this->get_item_schema(); $get_item_args = array( 'context' => $this->get_context_param( array( 'default' => 'view' ) ), ); if ( isset( $schema['properties']['password'] ) ) { $get_item_args['password'] = array( 'description' => __( 'The password for the post if it is password protected.' ), 'type' => 'string', ); } register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P[\d]+)', array( 'args' => array( 'id' => array( 'description' => __( 'Unique identifier for the object.' ), 'type' => 'integer', ), ), array( 'methods' => WP_REST_Server::READABLE, 'callback' => array( $this, 'get_item' ), 'permission_callback' => array( $this, 'get_item_permissions_check' ), 'args' => $get_item_args, ), array( 'methods' => WP_REST_Server::EDITABLE, 'callback' => array( $this, 'update_item' ), 'permission_callback' => array( $this, 'update_item_permissions_check' ), 'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ), ), array( 'methods' => WP_REST_Server::DELETABLE, 'callback' => array( $this, 'delete_item' ), 'permission_callback' => array( $this, 'delete_item_permissions_check' ), 'args' => array( 'force' => array( 'type' => 'boolean', 'default' => false, 'description' => __( 'Whether to bypass trash and force deletion.' ), ), ), ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); } /** * Checks if a given request has access to read posts. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has read access, WP_Error object otherwise. */ public function get_items_permissions_check( $request ) { $post_type = get_post_type_object( $this->post_type ); if ( 'edit' === $request['context'] && ! current_user_can( $post_type->cap->edit_posts ) ) { return new WP_Error( 'rest_forbidden_context', __( 'Sorry, you are not allowed to edit posts in this post type.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Retrieves a collection of posts. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function get_items( $request ) { // Ensure a search string is set in case the orderby is set to 'relevance'. if ( ! empty( $request['orderby'] ) && 'relevance' === $request['orderby'] && empty( $request['search'] ) ) { return new WP_Error( 'rest_no_search_term_defined', __( 'You need to define a search term to order by relevance.' ), array( 'status' => 400 ) ); } // Ensure an include parameter is set in case the orderby is set to 'include'. if ( ! empty( $request['orderby'] ) && 'include' === $request['orderby'] && empty( $request['include'] ) ) { return new WP_Error( 'rest_orderby_include_missing_include', __( 'You need to define an include parameter to order by include.' ), array( 'status' => 400 ) ); } // Retrieve the list of registered collection query parameters. $registered = $this->get_collection_params(); $args = array(); /* * This array defines mappings between public API query parameters whose * values are accepted as-passed, and their internal WP_Query parameter * name equivalents (some are the same). Only values which are also * present in $registered will be set. */ $parameter_mappings = array( 'author' => 'author__in', 'author_exclude' => 'author__not_in', 'exclude' => 'post__not_in', 'include' => 'post__in', 'menu_order' => 'menu_order', 'offset' => 'offset', 'order' => 'order', 'orderby' => 'orderby', 'page' => 'paged', 'parent' => 'post_parent__in', 'parent_exclude' => 'post_parent__not_in', 'search' => 's', 'slug' => 'post_name__in', 'status' => 'post_status', ); /* * For each known parameter which is both registered and present in the request, * set the parameter's value on the query $args. */ foreach ( $parameter_mappings as $api_param => $wp_param ) { if ( isset( $registered[ $api_param ], $request[ $api_param ] ) ) { $args[ $wp_param ] = $request[ $api_param ]; } } // Check for & assign any parameters which require special handling or setting. $args['date_query'] = array(); // Set before into date query. Date query must be specified as an array of an array. if ( isset( $registered['before'], $request['before'] ) ) { $args['date_query'][0]['before'] = $request['before']; } // Set after into date query. Date query must be specified as an array of an array. if ( isset( $registered['after'], $request['after'] ) ) { $args['date_query'][0]['after'] = $request['after']; } // Ensure our per_page parameter overrides any provided posts_per_page filter. if ( isset( $registered['per_page'] ) ) { $args['posts_per_page'] = $request['per_page']; } if ( isset( $registered['sticky'], $request['sticky'] ) ) { $sticky_posts = get_option( 'sticky_posts', array() ); if ( ! is_array( $sticky_posts ) ) { $sticky_posts = array(); } if ( $request['sticky'] ) { /* * As post__in will be used to only get sticky posts, * we have to support the case where post__in was already * specified. */ $args['post__in'] = $args['post__in'] ? array_intersect( $sticky_posts, $args['post__in'] ) : $sticky_posts; /* * If we intersected, but there are no post ids in common, * WP_Query won't return "no posts" for post__in = array() * so we have to fake it a bit. */ if ( ! $args['post__in'] ) { $args['post__in'] = array( 0 ); } } elseif ( $sticky_posts ) { /* * As post___not_in will be used to only get posts that * are not sticky, we have to support the case where post__not_in * was already specified. */ $args['post__not_in'] = array_merge( $args['post__not_in'], $sticky_posts ); } } // Force the post_type argument, since it's not a user input variable. $args['post_type'] = $this->post_type; /** * Filters the query arguments for a request. * * Enables adding extra arguments or setting defaults for a post collection request. * * @since 4.7.0 * * @link https://developer.wordpress.org/reference/classes/wp_query/ * * @param array $args Key value array of query var to query value. * @param WP_REST_Request $request The request used. */ $args = apply_filters( "rest_{$this->post_type}_query", $args, $request ); $query_args = $this->prepare_items_query( $args, $request ); $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; $tax_exclude = $base . '_exclude'; if ( ! empty( $request[ $base ] ) ) { $query_args['tax_query'][] = array( 'taxonomy' => $taxonomy->name, 'field' => 'term_id', 'terms' => $request[ $base ], 'include_children' => false, ); } if ( ! empty( $request[ $tax_exclude ] ) ) { $query_args['tax_query'][] = array( 'taxonomy' => $taxonomy->name, 'field' => 'term_id', 'terms' => $request[ $tax_exclude ], 'include_children' => false, 'operator' => 'NOT IN', ); } } $posts_query = new WP_Query(); $query_result = $posts_query->query( $query_args ); // Allow access to all password protected posts if the context is edit. if ( 'edit' === $request['context'] ) { add_filter( 'post_password_required', '__return_false' ); } $posts = array(); foreach ( $query_result as $post ) { if ( ! $this->check_read_permission( $post ) ) { continue; } $data = $this->prepare_item_for_response( $post, $request ); $posts[] = $this->prepare_response_for_collection( $data ); } // Reset filter. if ( 'edit' === $request['context'] ) { remove_filter( 'post_password_required', '__return_false' ); } $page = (int) $query_args['paged']; $total_posts = $posts_query->found_posts; if ( $total_posts < 1 ) { // Out-of-bounds, run the query again without LIMIT for total count. unset( $query_args['paged'] ); $count_query = new WP_Query(); $count_query->query( $query_args ); $total_posts = $count_query->found_posts; } $max_pages = ceil( $total_posts / (int) $posts_query->query_vars['posts_per_page'] ); if ( $page > $max_pages && $total_posts > 0 ) { return new WP_Error( 'rest_post_invalid_page_number', __( 'The page number requested is larger than the number of pages available.' ), array( 'status' => 400 ) ); } $response = rest_ensure_response( $posts ); $response->header( 'X-WP-Total', (int) $total_posts ); $response->header( 'X-WP-TotalPages', (int) $max_pages ); $request_params = $request->get_query_params(); $base = add_query_arg( $request_params, rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ) ); if ( $page > 1 ) { $prev_page = $page - 1; if ( $prev_page > $max_pages ) { $prev_page = $max_pages; } $prev_link = add_query_arg( 'page', $prev_page, $base ); $response->link_header( 'prev', $prev_link ); } if ( $max_pages > $page ) { $next_page = $page + 1; $next_link = add_query_arg( 'page', $next_page, $base ); $response->link_header( 'next', $next_link ); } return $response; } /** * Get the post, if the ID is valid. * * @since 4.7.2 * * @param int $id Supplied ID. * @return WP_Post|WP_Error Post object if ID is valid, WP_Error otherwise. */ protected function get_post( $id ) { $error = new WP_Error( 'rest_post_invalid_id', __( 'Invalid post ID.' ), array( 'status' => 404 ) ); if ( (int) $id <= 0 ) { return $error; } $post = get_post( (int) $id ); if ( empty( $post ) || empty( $post->ID ) || $this->post_type !== $post->post_type ) { return $error; } return $post; } /** * Checks if a given request has access to read a post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return bool|WP_Error True if the request has read access for the item, WP_Error object otherwise. */ public function get_item_permissions_check( $request ) { $post = $this->get_post( $request['id'] ); if ( is_wp_error( $post ) ) { return $post; } if ( 'edit' === $request['context'] && $post && ! $this->check_update_permission( $post ) ) { return new WP_Error( 'rest_forbidden_context', __( 'Sorry, you are not allowed to edit this post.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( $post && ! empty( $request['password'] ) ) { // Check post password, and return error if invalid. if ( ! hash_equals( $post->post_password, $request['password'] ) ) { return new WP_Error( 'rest_post_incorrect_password', __( 'Incorrect post password.' ), array( 'status' => 403 ) ); } } // Allow access to all password protected posts if the context is edit. if ( 'edit' === $request['context'] ) { add_filter( 'post_password_required', '__return_false' ); } if ( $post ) { return $this->check_read_permission( $post ); } return true; } /** * Checks if the user can access password-protected content. * * This method determines whether we need to override the regular password * check in core with a filter. * * @since 4.7.0 * @access public * * @param WP_Post $post Post to check against. * @param WP_REST_Request $request Request data to check. * @return bool True if the user can access password-protected content, otherwise false. */ public function can_access_password_content( $post, $request ) { if ( empty( $post->post_password ) ) { // No filter required. return false; } // Edit context always gets access to password-protected posts. if ( 'edit' === $request['context'] ) { return true; } // No password, no auth. if ( empty( $request['password'] ) ) { return false; } // Double-check the request password. return hash_equals( $post->post_password, $request['password'] ); } /** * Retrieves a single post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function get_item( $request ) { $post = $this->get_post( $request['id'] ); if ( is_wp_error( $post ) ) { return $post; } $data = $this->prepare_item_for_response( $post, $request ); $response = rest_ensure_response( $data ); if ( is_post_type_viewable( get_post_type_object( $post->post_type ) ) ) { $response->link_header( 'alternate', get_permalink( $post->ID ), array( 'type' => 'text/html' ) ); } return $response; } /** * Checks if a given request has access to create a post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has access to create items, WP_Error object otherwise. */ public function create_item_permissions_check( $request ) { if ( ! empty( $request['id'] ) ) { return new WP_Error( 'rest_post_exists', __( 'Cannot create existing post.' ), array( 'status' => 400 ) ); } $post_type = get_post_type_object( $this->post_type ); if ( ! empty( $request['author'] ) && get_current_user_id() !== $request['author'] && ! current_user_can( $post_type->cap->edit_others_posts ) ) { return new WP_Error( 'rest_cannot_edit_others', __( 'Sorry, you are not allowed to create posts as this user.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( ! empty( $request['sticky'] ) && ! current_user_can( $post_type->cap->edit_others_posts ) ) { return new WP_Error( 'rest_cannot_assign_sticky', __( 'Sorry, you are not allowed to make posts sticky.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( ! current_user_can( $post_type->cap->create_posts ) ) { return new WP_Error( 'rest_cannot_create', __( 'Sorry, you are not allowed to create posts as this user.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( ! $this->check_assign_terms_permission( $request ) ) { return new WP_Error( 'rest_cannot_assign_term', __( 'Sorry, you are not allowed to assign the provided terms.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Creates a single post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function create_item( $request ) { if ( ! empty( $request['id'] ) ) { return new WP_Error( 'rest_post_exists', __( 'Cannot create existing post.' ), array( 'status' => 400 ) ); } $prepared_post = $this->prepare_item_for_database( $request ); if ( is_wp_error( $prepared_post ) ) { return $prepared_post; } $prepared_post->post_type = $this->post_type; $post_id = wp_insert_post( wp_slash( (array) $prepared_post ), true ); if ( is_wp_error( $post_id ) ) { if ( 'db_insert_error' === $post_id->get_error_code() ) { $post_id->add_data( array( 'status' => 500 ) ); } else { $post_id->add_data( array( 'status' => 400 ) ); } return $post_id; } $post = get_post( $post_id ); /** * Fires after a single post is created or updated via the REST API. * * The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug. * * @since 4.7.0 * * @param WP_Post $post Inserted or updated post object. * @param WP_REST_Request $request Request object. * @param bool $creating True when creating a post, false when updating. */ do_action( "rest_insert_{$this->post_type}", $post, $request, true ); $schema = $this->get_item_schema(); if ( ! empty( $schema['properties']['sticky'] ) ) { if ( ! empty( $request['sticky'] ) ) { stick_post( $post_id ); } else { unstick_post( $post_id ); } } if ( ! empty( $schema['properties']['featured_media'] ) && isset( $request['featured_media'] ) ) { $this->handle_featured_media( $request['featured_media'], $post_id ); } if ( ! empty( $schema['properties']['format'] ) && ! empty( $request['format'] ) ) { set_post_format( $post, $request['format'] ); } if ( ! empty( $schema['properties']['template'] ) && isset( $request['template'] ) ) { $this->handle_template( $request['template'], $post_id ); } $terms_update = $this->handle_terms( $post_id, $request ); if ( is_wp_error( $terms_update ) ) { return $terms_update; } if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) { $meta_update = $this->meta->update_value( $request['meta'], $post_id ); if ( is_wp_error( $meta_update ) ) { return $meta_update; } } $post = get_post( $post_id ); $fields_update = $this->update_additional_fields_for_object( $post, $request ); if ( is_wp_error( $fields_update ) ) { return $fields_update; } $request->set_param( 'context', 'edit' ); $response = $this->prepare_item_for_response( $post, $request ); $response = rest_ensure_response( $response ); $response->set_status( 201 ); $response->header( 'Location', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $post_id ) ) ); return $response; } /** * Checks if a given request has access to update a post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has access to update the item, WP_Error object otherwise. */ public function update_item_permissions_check( $request ) { $post = $this->get_post( $request['id'] ); if ( is_wp_error( $post ) ) { return $post; } $post_type = get_post_type_object( $this->post_type ); if ( $post && ! $this->check_update_permission( $post ) ) { return new WP_Error( 'rest_cannot_edit', __( 'Sorry, you are not allowed to edit this post.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( ! empty( $request['author'] ) && get_current_user_id() !== $request['author'] && ! current_user_can( $post_type->cap->edit_others_posts ) ) { return new WP_Error( 'rest_cannot_edit_others', __( 'Sorry, you are not allowed to update posts as this user.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( ! empty( $request['sticky'] ) && ! current_user_can( $post_type->cap->edit_others_posts ) ) { return new WP_Error( 'rest_cannot_assign_sticky', __( 'Sorry, you are not allowed to make posts sticky.' ), array( 'status' => rest_authorization_required_code() ) ); } if ( ! $this->check_assign_terms_permission( $request ) ) { return new WP_Error( 'rest_cannot_assign_term', __( 'Sorry, you are not allowed to assign the provided terms.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Updates a single post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function update_item( $request ) { $valid_check = $this->get_post( $request['id'] ); if ( is_wp_error( $valid_check ) ) { return $valid_check; } $post = $this->prepare_item_for_database( $request ); if ( is_wp_error( $post ) ) { return $post; } // convert the post object to an array, otherwise wp_update_post will expect non-escaped input. $post_id = wp_update_post( wp_slash( (array) $post ), true ); if ( is_wp_error( $post_id ) ) { if ( 'db_update_error' === $post_id->get_error_code() ) { $post_id->add_data( array( 'status' => 500 ) ); } else { $post_id->add_data( array( 'status' => 400 ) ); } return $post_id; } $post = get_post( $post_id ); /** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php */ do_action( "rest_insert_{$this->post_type}", $post, $request, false ); $schema = $this->get_item_schema(); if ( ! empty( $schema['properties']['format'] ) && ! empty( $request['format'] ) ) { set_post_format( $post, $request['format'] ); } if ( ! empty( $schema['properties']['featured_media'] ) && isset( $request['featured_media'] ) ) { $this->handle_featured_media( $request['featured_media'], $post_id ); } if ( ! empty( $schema['properties']['sticky'] ) && isset( $request['sticky'] ) ) { if ( ! empty( $request['sticky'] ) ) { stick_post( $post_id ); } else { unstick_post( $post_id ); } } if ( ! empty( $schema['properties']['template'] ) && isset( $request['template'] ) ) { $this->handle_template( $request['template'], $post->ID ); } $terms_update = $this->handle_terms( $post->ID, $request ); if ( is_wp_error( $terms_update ) ) { return $terms_update; } if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) { $meta_update = $this->meta->update_value( $request['meta'], $post->ID ); if ( is_wp_error( $meta_update ) ) { return $meta_update; } } $post = get_post( $post_id ); $fields_update = $this->update_additional_fields_for_object( $post, $request ); if ( is_wp_error( $fields_update ) ) { return $fields_update; } $request->set_param( 'context', 'edit' ); $response = $this->prepare_item_for_response( $post, $request ); return rest_ensure_response( $response ); } /** * Checks if a given request has access to delete a post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has access to delete the item, WP_Error object otherwise. */ public function delete_item_permissions_check( $request ) { $post = $this->get_post( $request['id'] ); if ( is_wp_error( $post ) ) { return $post; } if ( $post && ! $this->check_delete_permission( $post ) ) { return new WP_Error( 'rest_cannot_delete', __( 'Sorry, you are not allowed to delete this post.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Deletes a single post. * * @since 4.7.0 * @access public * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function delete_item( $request ) { $post = $this->get_post( $request['id'] ); if ( is_wp_error( $post ) ) { return $post; } $id = $post->ID; $force = (bool) $request['force']; $supports_trash = ( EMPTY_TRASH_DAYS > 0 ); if ( 'attachment' === $post->post_type ) { $supports_trash = $supports_trash && MEDIA_TRASH; } /** * Filters whether a post is trashable. * * The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug. * * Pass false to disable trash support for the post. * * @since 4.7.0 * * @param bool $supports_trash Whether the post type support trashing. * @param WP_Post $post The Post object being considered for trashing support. */ $supports_trash = apply_filters( "rest_{$this->post_type}_trashable", $supports_trash, $post ); if ( ! $this->check_delete_permission( $post ) ) { return new WP_Error( 'rest_user_cannot_delete_post', __( 'Sorry, you are not allowed to delete this post.' ), array( 'status' => rest_authorization_required_code() ) ); } $request->set_param( 'context', 'edit' ); // If we're forcing, then delete permanently. if ( $force ) { $previous = $this->prepare_item_for_response( $post, $request ); $result = wp_delete_post( $id, true ); $response = new WP_REST_Response(); $response->set_data( array( 'deleted' => true, 'previous' => $previous->get_data() ) ); } else { // If we don't support trashing for this type, error out. if ( ! $supports_trash ) { return new WP_Error( 'rest_trash_not_supported', __( 'The post does not support trashing. Set force=true to delete.' ), array( 'status' => 501 ) ); } // Otherwise, only trash if we haven't already. if ( 'trash' === $post->post_status ) { return new WP_Error( 'rest_already_trashed', __( 'The post has already been deleted.' ), array( 'status' => 410 ) ); } // (Note that internally this falls through to `wp_delete_post` if // the trash is disabled.) $result = wp_trash_post( $id ); $post = get_post( $id ); $response = $this->prepare_item_for_response( $post, $request ); } if ( ! $result ) { return new WP_Error( 'rest_cannot_delete', __( 'The post cannot be deleted.' ), array( 'status' => 500 ) ); } /** * Fires immediately after a single post is deleted or trashed via the REST API. * * They dynamic portion of the hook name, `$this->post_type`, refers to the post type slug. * * @since 4.7.0 * * @param object $post The deleted or trashed post. * @param WP_REST_Response $response The response data. * @param WP_REST_Request $request The request sent to the API. */ do_action( "rest_delete_{$this->post_type}", $post, $response, $request ); return $response; } /** * Determines the allowed query_vars for a get_items() response and prepares * them for WP_Query. * * @since 4.7.0 * @access protected * * @param array $prepared_args Optional. Prepared WP_Query arguments. Default empty array. * @param WP_REST_Request $request Optional. Full details about the request. * @return array Items query arguments. */ protected function prepare_items_query( $prepared_args = array(), $request = null ) { $query_args = array(); foreach ( $prepared_args as $key => $value ) { /** * Filters the query_vars used in get_items() for the constructed query. * * The dynamic portion of the hook name, `$key`, refers to the query_var key. * * @since 4.7.0 * * @param string $value The query_var value. */ $query_args[ $key ] = apply_filters( "rest_query_var-{$key}", $value ); } if ( 'post' !== $this->post_type || ! isset( $query_args['ignore_sticky_posts'] ) ) { $query_args['ignore_sticky_posts'] = true; } // Map to proper WP_Query orderby param. if ( isset( $query_args['orderby'] ) && isset( $request['orderby'] ) ) { $orderby_mappings = array( 'id' => 'ID', 'include' => 'post__in', 'slug' => 'post_name', ); if ( isset( $orderby_mappings[ $request['orderby'] ] ) ) { $query_args['orderby'] = $orderby_mappings[ $request['orderby'] ]; } } return $query_args; } /** * Checks the post_date_gmt or modified_gmt and prepare any post or * modified date for single post output. * * @since 4.7.0 * @access protected * * @param string $date_gmt GMT publication time. * @param string|null $date Optional. Local publication time. Default null. * @return string|null ISO8601/RFC3339 formatted datetime. */ protected function prepare_date_response( $date_gmt, $date = null ) { // Use the date if passed. if ( isset( $date ) ) { return mysql_to_rfc3339( $date ); } // Return null if $date_gmt is empty/zeros. if ( '0000-00-00 00:00:00' === $date_gmt ) { return null; } // Return the formatted datetime. return mysql_to_rfc3339( $date_gmt ); } /** * Prepares a single post for create or update. * * @since 4.7.0 * @access protected * * @param WP_REST_Request $request Request object. * @return stdClass|WP_Error Post object or WP_Error. */ protected function prepare_item_for_database( $request ) { $prepared_post = new stdClass; // Post ID. if ( isset( $request['id'] ) ) { $existing_post = $this->get_post( $request['id'] ); if ( is_wp_error( $existing_post ) ) { return $existing_post; } $prepared_post->ID = $existing_post->ID; } $schema = $this->get_item_schema(); // Post title. if ( ! empty( $schema['properties']['title'] ) && isset( $request['title'] ) ) { if ( is_string( $request['title'] ) ) { $prepared_post->post_title = $request['title']; } elseif ( ! empty( $request['title']['raw'] ) ) { $prepared_post->post_title = $request['title']['raw']; } } // Post content. if ( ! empty( $schema['properties']['content'] ) && isset( $request['content'] ) ) { if ( is_string( $request['content'] ) ) { $prepared_post->post_content = $request['content']; } elseif ( isset( $request['content']['raw'] ) ) { $prepared_post->post_content = $request['content']['raw']; } } // Post excerpt. if ( ! empty( $schema['properties']['excerpt'] ) && isset( $request['excerpt'] ) ) { if ( is_string( $request['excerpt'] ) ) { $prepared_post->post_excerpt = $request['excerpt']; } elseif ( isset( $request['excerpt']['raw'] ) ) { $prepared_post->post_excerpt = $request['excerpt']['raw']; } } // Post type. if ( empty( $request['id'] ) ) { // Creating new post, use default type for the controller. $prepared_post->post_type = $this->post_type; } else { // Updating a post, use previous type. $prepared_post->post_type = get_post_type( $request['id'] ); } $post_type = get_post_type_object( $prepared_post->post_type ); // Post status. if ( ! empty( $schema['properties']['status'] ) && isset( $request['status'] ) ) { $status = $this->handle_status_param( $request['status'], $post_type ); if ( is_wp_error( $status ) ) { return $status; } $prepared_post->post_status = $status; } // Post date. if ( ! empty( $schema['properties']['date'] ) && ! empty( $request['date'] ) ) { $date_data = rest_get_date_with_gmt( $request['date'] ); if ( ! empty( $date_data ) ) { list( $prepared_post->post_date, $prepared_post->post_date_gmt ) = $date_data; $prepared_post->edit_date = true; } } elseif ( ! empty( $schema['properties']['date_gmt'] ) && ! empty( $request['date_gmt'] ) ) { $date_data = rest_get_date_with_gmt( $request['date_gmt'], true ); if ( ! empty( $date_data ) ) { list( $prepared_post->post_date, $prepared_post->post_date_gmt ) = $date_data; $prepared_post->edit_date = true; } } // Post slug. if ( ! empty( $schema['properties']['slug'] ) && isset( $request['slug'] ) ) { $prepared_post->post_name = $request['slug']; } // Author. if ( ! empty( $schema['properties']['author'] ) && ! empty( $request['author'] ) ) { $post_author = (int) $request['author']; if ( get_current_user_id() !== $post_author ) { $user_obj = get_userdata( $post_author ); if ( ! $user_obj ) { return new WP_Error( 'rest_invalid_author', __( 'Invalid author ID.' ), array( 'status' => 400 ) ); } } $prepared_post->post_author = $post_author; } // Post password. if ( ! empty( $schema['properties']['password'] ) && isset( $request['password'] ) ) { $prepared_post->post_password = $request['password']; if ( '' !== $request['password'] ) { if ( ! empty( $schema['properties']['sticky'] ) && ! empty( $request['sticky'] ) ) { return new WP_Error( 'rest_invalid_field', __( 'A post can not be sticky and have a password.' ), array( 'status' => 400 ) ); } if ( ! empty( $prepared_post->ID ) && is_sticky( $prepared_post->ID ) ) { return new WP_Error( 'rest_invalid_field', __( 'A sticky post can not be password protected.' ), array( 'status' => 400 ) ); } } } if ( ! empty( $schema['properties']['sticky'] ) && ! empty( $request['sticky'] ) ) { if ( ! empty( $prepared_post->ID ) && post_password_required( $prepared_post->ID ) ) { return new WP_Error( 'rest_invalid_field', __( 'A password protected post can not be set to sticky.' ), array( 'status' => 400 ) ); } } // Parent. if ( ! empty( $schema['properties']['parent'] ) && isset( $request['parent'] ) ) { if ( 0 === (int) $request['parent'] ) { $prepared_post->post_parent = 0; } else { $parent = get_post( (int) $request['parent'] ); if ( empty( $parent ) ) { return new WP_Error( 'rest_post_invalid_id', __( 'Invalid post parent ID.' ), array( 'status' => 400 ) ); } $prepared_post->post_parent = (int) $parent->ID; } } // Menu order. if ( ! empty( $schema['properties']['menu_order'] ) && isset( $request['menu_order'] ) ) { $prepared_post->menu_order = (int) $request['menu_order']; } // Comment status. if ( ! empty( $schema['properties']['comment_status'] ) && ! empty( $request['comment_status'] ) ) { $prepared_post->comment_status = $request['comment_status']; } // Ping status. if ( ! empty( $schema['properties']['ping_status'] ) && ! empty( $request['ping_status'] ) ) { $prepared_post->ping_status = $request['ping_status']; } /** * Filters a post before it is inserted via the REST API. * * The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug. * * @since 4.7.0 * * @param stdClass $prepared_post An object representing a single post prepared * for inserting or updating the database. * @param WP_REST_Request $request Request object. */ return apply_filters( "rest_pre_insert_{$this->post_type}", $prepared_post, $request ); } /** * Determines validity and normalizes the given status parameter. * * @since 4.7.0 * @access protected * * @param string $post_status Post status. * @param object $post_type Post type. * @return string|WP_Error Post status or WP_Error if lacking the proper permission. */ protected function handle_status_param( $post_status, $post_type ) { switch ( $post_status ) { case 'draft': case 'pending': break; case 'private': if ( ! current_user_can( $post_type->cap->publish_posts ) ) { return new WP_Error( 'rest_cannot_publish', __( 'Sorry, you are not allowed to create private posts in this post type.' ), array( 'status' => rest_authorization_required_code() ) ); } break; case 'publish': case 'future': if ( ! current_user_can( $post_type->cap->publish_posts ) ) { return new WP_Error( 'rest_cannot_publish', __( 'Sorry, you are not allowed to publish posts in this post type.' ), array( 'status' => rest_authorization_required_code() ) ); } break; default: if ( ! get_post_status_object( $post_status ) ) { $post_status = 'draft'; } break; } return $post_status; } /** * Determines the featured media based on a request param. * * @since 4.7.0 * @access protected * * @param int $featured_media Featured Media ID. * @param int $post_id Post ID. * @return bool|WP_Error Whether the post thumbnail was successfully deleted, otherwise WP_Error. */ protected function handle_featured_media( $featured_media, $post_id ) { $featured_media = (int) $featured_media; if ( $featured_media ) { $result = set_post_thumbnail( $post_id, $featured_media ); if ( $result ) { return true; } else { return new WP_Error( 'rest_invalid_featured_media', __( 'Invalid featured media ID.' ), array( 'status' => 400 ) ); } } else { return delete_post_thumbnail( $post_id ); } } /** * Sets the template for a post. * * @since 4.7.0 * @access public * * @param string $template Page template filename. * @param integer $post_id Post ID. */ public function handle_template( $template, $post_id ) { if ( in_array( $template, array_keys( wp_get_theme()->get_page_templates( get_post( $post_id ) ) ), true ) ) { update_post_meta( $post_id, '_wp_page_template', $template ); } else { update_post_meta( $post_id, '_wp_page_template', '' ); } } /** * Updates the post's terms from a REST request. * * @since 4.7.0 * @access protected * * @param int $post_id The post ID to update the terms form. * @param WP_REST_Request $request The request object with post and terms data. * @return null|WP_Error WP_Error on an error assigning any of the terms, otherwise null. */ protected function handle_terms( $post_id, $request ) { $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; if ( ! isset( $request[ $base ] ) ) { continue; } $result = wp_set_object_terms( $post_id, $request[ $base ], $taxonomy->name ); if ( is_wp_error( $result ) ) { return $result; } } } /** * Checks whether current user can assign all terms sent with the current request. * * @since 4.7.0 * @access protected * * @param WP_REST_Request $request The request object with post and terms data. * @return bool Whether the current user can assign the provided terms. */ protected function check_assign_terms_permission( $request ) { $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; if ( ! isset( $request[ $base ] ) ) { continue; } foreach ( $request[ $base ] as $term_id ) { // Invalid terms will be rejected later. if ( ! get_term( $term_id, $taxonomy->name ) ) { continue; } if ( ! current_user_can( 'assign_term', (int) $term_id ) ) { return false; } } } return true; } /** * Checks if a given post type can be viewed or managed. * * @since 4.7.0 * @access protected * * @param object|string $post_type Post type name or object. * @return bool Whether the post type is allowed in REST. */ protected function check_is_post_type_allowed( $post_type ) { if ( ! is_object( $post_type ) ) { $post_type = get_post_type_object( $post_type ); } if ( ! empty( $post_type ) && ! empty( $post_type->show_in_rest ) ) { return true; } return false; } /** * Checks if a post can be read. * * Correctly handles posts with the inherit status. * * @since 4.7.0 * @access public * * @param object $post Post object. * @return bool Whether the post can be read. */ public function check_read_permission( $post ) { $post_type = get_post_type_object( $post->post_type ); if ( ! $this->check_is_post_type_allowed( $post_type ) ) { return false; } // Is the post readable? if ( 'publish' === $post->post_status || current_user_can( $post_type->cap->read_post, $post->ID ) ) { return true; } $post_status_obj = get_post_status_object( $post->post_status ); if ( $post_status_obj && $post_status_obj->public ) { return true; } // Can we read the parent if we're inheriting? if ( 'inherit' === $post->post_status && $post->post_parent > 0 ) { $parent = get_post( $post->post_parent ); if ( $parent ) { return $this->check_read_permission( $parent ); } } /* * If there isn't a parent, but the status is set to inherit, assume * it's published (as per get_post_status()). */ if ( 'inherit' === $post->post_status ) { return true; } return false; } /** * Checks if a post can be edited. * * @since 4.7.0 * @access protected * * @param object $post Post object. * @return bool Whether the post can be edited. */ protected function check_update_permission( $post ) { $post_type = get_post_type_object( $post->post_type ); if ( ! $this->check_is_post_type_allowed( $post_type ) ) { return false; } return current_user_can( $post_type->cap->edit_post, $post->ID ); } /** * Checks if a post can be created. * * @since 4.7.0 * @access protected * * @param object $post Post object. * @return bool Whether the post can be created. */ protected function check_create_permission( $post ) { $post_type = get_post_type_object( $post->post_type ); if ( ! $this->check_is_post_type_allowed( $post_type ) ) { return false; } return current_user_can( $post_type->cap->create_posts ); } /** * Checks if a post can be deleted. * * @since 4.7.0 * @access protected * * @param object $post Post object. * @return bool Whether the post can be deleted. */ protected function check_delete_permission( $post ) { $post_type = get_post_type_object( $post->post_type ); if ( ! $this->check_is_post_type_allowed( $post_type ) ) { return false; } return current_user_can( $post_type->cap->delete_post, $post->ID ); } /** * Prepares a single post output for response. * * @since 4.7.0 * @access public * * @param WP_Post $post Post object. * @param WP_REST_Request $request Request object. * @return WP_REST_Response Response object. */ public function prepare_item_for_response( $post, $request ) { $GLOBALS['post'] = $post; setup_postdata( $post ); $schema = $this->get_item_schema(); // Base fields for every post. $data = array(); if ( ! empty( $schema['properties']['id'] ) ) { $data['id'] = $post->ID; } if ( ! empty( $schema['properties']['date'] ) ) { $data['date'] = $this->prepare_date_response( $post->post_date_gmt, $post->post_date ); } if ( ! empty( $schema['properties']['date_gmt'] ) ) { // For drafts, `post_date_gmt` may not be set, indicating that the // date of the draft should be updated each time it is saved (see // #38883). In this case, shim the value based on the `post_date` // field with the site's timezone offset applied. if ( '0000-00-00 00:00:00' === $post->post_date_gmt ) { $post_date_gmt = get_gmt_from_date( $post->post_date ); } else { $post_date_gmt = $post->post_date_gmt; } $data['date_gmt'] = $this->prepare_date_response( $post_date_gmt ); } if ( ! empty( $schema['properties']['guid'] ) ) { $data['guid'] = array( /** This filter is documented in wp-includes/post-template.php */ 'rendered' => apply_filters( 'get_the_guid', $post->guid ), 'raw' => $post->guid, ); } if ( ! empty( $schema['properties']['modified'] ) ) { $data['modified'] = $this->prepare_date_response( $post->post_modified_gmt, $post->post_modified ); } if ( ! empty( $schema['properties']['modified_gmt'] ) ) { // For drafts, `post_modified_gmt` may not be set (see // `post_date_gmt` comments above). In this case, shim the value // based on the `post_modified` field with the site's timezone // offset applied. if ( '0000-00-00 00:00:00' === $post->post_modified_gmt ) { $post_modified_gmt = date( 'Y-m-d H:i:s', strtotime( $post->post_modified ) - ( get_option( 'gmt_offset' ) * 3600 ) ); } else { $post_modified_gmt = $post->post_modified_gmt; } $data['modified_gmt'] = $this->prepare_date_response( $post_modified_gmt ); } if ( ! empty( $schema['properties']['password'] ) ) { $data['password'] = $post->post_password; } if ( ! empty( $schema['properties']['slug'] ) ) { $data['slug'] = $post->post_name; } if ( ! empty( $schema['properties']['status'] ) ) { $data['status'] = $post->post_status; } if ( ! empty( $schema['properties']['type'] ) ) { $data['type'] = $post->post_type; } if ( ! empty( $schema['properties']['link'] ) ) { $data['link'] = get_permalink( $post->ID ); } if ( ! empty( $schema['properties']['title'] ) ) { add_filter( 'protected_title_format', array( $this, 'protected_title_format' ) ); $data['title'] = array( 'raw' => $post->post_title, 'rendered' => get_the_title( $post->ID ), ); remove_filter( 'protected_title_format', array( $this, 'protected_title_format' ) ); } $has_password_filter = false; if ( $this->can_access_password_content( $post, $request ) ) { // Allow access to the post, permissions already checked before. add_filter( 'post_password_required', '__return_false' ); $has_password_filter = true; } if ( ! empty( $schema['properties']['content'] ) ) { $data['content'] = array( 'raw' => $post->post_content, /** This filter is documented in wp-includes/post-template.php */ 'rendered' => post_password_required( $post ) ? '' : apply_filters( 'the_content', $post->post_content ), 'protected' => (bool) $post->post_password, ); } if ( ! empty( $schema['properties']['excerpt'] ) ) { /** This filter is documented in wp-includes/post-template.php */ $excerpt = apply_filters( 'the_excerpt', apply_filters( 'get_the_excerpt', $post->post_excerpt, $post ) ); $data['excerpt'] = array( 'raw' => $post->post_excerpt, 'rendered' => post_password_required( $post ) ? '' : $excerpt, 'protected' => (bool) $post->post_password, ); } if ( $has_password_filter ) { // Reset filter. remove_filter( 'post_password_required', '__return_false' ); } if ( ! empty( $schema['properties']['author'] ) ) { $data['author'] = (int) $post->post_author; } if ( ! empty( $schema['properties']['featured_media'] ) ) { $data['featured_media'] = (int) get_post_thumbnail_id( $post->ID ); } if ( ! empty( $schema['properties']['parent'] ) ) { $data['parent'] = (int) $post->post_parent; } if ( ! empty( $schema['properties']['menu_order'] ) ) { $data['menu_order'] = (int) $post->menu_order; } if ( ! empty( $schema['properties']['comment_status'] ) ) { $data['comment_status'] = $post->comment_status; } if ( ! empty( $schema['properties']['ping_status'] ) ) { $data['ping_status'] = $post->ping_status; } if ( ! empty( $schema['properties']['sticky'] ) ) { $data['sticky'] = is_sticky( $post->ID ); } if ( ! empty( $schema['properties']['template'] ) ) { if ( $template = get_page_template_slug( $post->ID ) ) { $data['template'] = $template; } else { $data['template'] = ''; } } if ( ! empty( $schema['properties']['format'] ) ) { $data['format'] = get_post_format( $post->ID ); // Fill in blank post format. if ( empty( $data['format'] ) ) { $data['format'] = 'standard'; } } if ( ! empty( $schema['properties']['meta'] ) ) { $data['meta'] = $this->meta->get_value( $post->ID, $request ); } $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; if ( ! empty( $schema['properties'][ $base ] ) ) { $terms = get_the_terms( $post, $taxonomy->name ); $data[ $base ] = $terms ? array_values( wp_list_pluck( $terms, 'term_id' ) ) : array(); } } $context = ! empty( $request['context'] ) ? $request['context'] : 'view'; $data = $this->add_additional_fields_to_object( $data, $request ); $data = $this->filter_response_by_context( $data, $context ); // Wrap the data in a response object. $response = rest_ensure_response( $data ); $response->add_links( $this->prepare_links( $post ) ); /** * Filters the post data for a response. * * The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug. * * @since 4.7.0 * * @param WP_REST_Response $response The response object. * @param WP_Post $post Post object. * @param WP_REST_Request $request Request object. */ return apply_filters( "rest_prepare_{$this->post_type}", $response, $post, $request ); } /** * Overwrites the default protected title format. * * By default, WordPress will show password protected posts with a title of * "Protected: %s", as the REST API communicates the protected status of a post * in a machine readable format, we remove the "Protected: " prefix. * * @since 4.7.0 * @access public * * @return string Protected title format. */ public function protected_title_format() { return '%s'; } /** * Prepares links for the request. * * @since 4.7.0 * @access protected * * @param WP_Post $post Post object. * @return array Links for the given post. */ protected function prepare_links( $post ) { $base = sprintf( '%s/%s', $this->namespace, $this->rest_base ); // Entity meta. $links = array( 'self' => array( 'href' => rest_url( trailingslashit( $base ) . $post->ID ), ), 'collection' => array( 'href' => rest_url( $base ), ), 'about' => array( 'href' => rest_url( 'wp/v2/types/' . $this->post_type ), ), ); if ( ( in_array( $post->post_type, array( 'post', 'page' ), true ) || post_type_supports( $post->post_type, 'author' ) ) && ! empty( $post->post_author ) ) { $links['author'] = array( 'href' => rest_url( 'wp/v2/users/' . $post->post_author ), 'embeddable' => true, ); } if ( in_array( $post->post_type, array( 'post', 'page' ), true ) || post_type_supports( $post->post_type, 'comments' ) ) { $replies_url = rest_url( 'wp/v2/comments' ); $replies_url = add_query_arg( 'post', $post->ID, $replies_url ); $links['replies'] = array( 'href' => $replies_url, 'embeddable' => true, ); } if ( in_array( $post->post_type, array( 'post', 'page' ), true ) || post_type_supports( $post->post_type, 'revisions' ) ) { $links['version-history'] = array( 'href' => rest_url( trailingslashit( $base ) . $post->ID . '/revisions' ), ); } $post_type_obj = get_post_type_object( $post->post_type ); if ( $post_type_obj->hierarchical && ! empty( $post->post_parent ) ) { $links['up'] = array( 'href' => rest_url( trailingslashit( $base ) . (int) $post->post_parent ), 'embeddable' => true, ); } // If we have a featured media, add that. if ( $featured_media = get_post_thumbnail_id( $post->ID ) ) { $image_url = rest_url( 'wp/v2/media/' . $featured_media ); $links['https://api.w.org/featuredmedia'] = array( 'href' => $image_url, 'embeddable' => true, ); } if ( ! in_array( $post->post_type, array( 'attachment', 'nav_menu_item', 'revision' ), true ) ) { $attachments_url = rest_url( 'wp/v2/media' ); $attachments_url = add_query_arg( 'parent', $post->ID, $attachments_url ); $links['https://api.w.org/attachment'] = array( 'href' => $attachments_url, ); } $taxonomies = get_object_taxonomies( $post->post_type ); if ( ! empty( $taxonomies ) ) { $links['https://api.w.org/term'] = array(); foreach ( $taxonomies as $tax ) { $taxonomy_obj = get_taxonomy( $tax ); // Skip taxonomies that are not public. if ( empty( $taxonomy_obj->show_in_rest ) ) { continue; } $tax_base = ! empty( $taxonomy_obj->rest_base ) ? $taxonomy_obj->rest_base : $tax; $terms_url = add_query_arg( 'post', $post->ID, rest_url( 'wp/v2/' . $tax_base ) ); $links['https://api.w.org/term'][] = array( 'href' => $terms_url, 'taxonomy' => $tax, 'embeddable' => true, ); } } return $links; } /** * Retrieves the post's schema, conforming to JSON Schema. * * @since 4.7.0 * @access public * * @return array Item schema data. */ public function get_item_schema() { $schema = array( '$schema' => 'http://json-schema.org/schema#', 'title' => $this->post_type, 'type' => 'object', // Base properties for every Post. 'properties' => array( 'date' => array( 'description' => __( "The date the object was published, in the site's timezone." ), 'type' => 'string', 'format' => 'date-time', 'context' => array( 'view', 'edit', 'embed' ), ), 'date_gmt' => array( 'description' => __( 'The date the object was published, as GMT.' ), 'type' => 'string', 'format' => 'date-time', 'context' => array( 'view', 'edit' ), ), 'guid' => array( 'description' => __( 'The globally unique identifier for the object.' ), 'type' => 'object', 'context' => array( 'view', 'edit' ), 'readonly' => true, 'properties' => array( 'raw' => array( 'description' => __( 'GUID for the object, as it exists in the database.' ), 'type' => 'string', 'context' => array( 'edit' ), 'readonly' => true, ), 'rendered' => array( 'description' => __( 'GUID for the object, transformed for display.' ), 'type' => 'string', 'context' => array( 'view', 'edit' ), 'readonly' => true, ), ), ), 'id' => array( 'description' => __( 'Unique identifier for the object.' ), 'type' => 'integer', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), 'link' => array( 'description' => __( 'URL to the object.' ), 'type' => 'string', 'format' => 'uri', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), 'modified' => array( 'description' => __( "The date the object was last modified, in the site's timezone." ), 'type' => 'string', 'format' => 'date-time', 'context' => array( 'view', 'edit' ), 'readonly' => true, ), 'modified_gmt' => array( 'description' => __( 'The date the object was last modified, as GMT.' ), 'type' => 'string', 'format' => 'date-time', 'context' => array( 'view', 'edit' ), 'readonly' => true, ), 'slug' => array( 'description' => __( 'An alphanumeric identifier for the object unique to its type.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => array( $this, 'sanitize_slug' ), ), ), 'status' => array( 'description' => __( 'A named status for the object.' ), 'type' => 'string', 'enum' => array_keys( get_post_stati( array( 'internal' => false ) ) ), 'context' => array( 'view', 'edit' ), ), 'type' => array( 'description' => __( 'Type of Post for the object.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), 'password' => array( 'description' => __( 'A password to protect access to the content and excerpt.' ), 'type' => 'string', 'context' => array( 'edit' ), ), ), ); $post_type_obj = get_post_type_object( $this->post_type ); if ( $post_type_obj->hierarchical ) { $schema['properties']['parent'] = array( 'description' => __( 'The ID for the parent of the object.' ), 'type' => 'integer', 'context' => array( 'view', 'edit' ), ); } $post_type_attributes = array( 'title', 'editor', 'author', 'excerpt', 'thumbnail', 'comments', 'revisions', 'page-attributes', 'post-formats', 'custom-fields', ); $fixed_schemas = array( 'post' => array( 'title', 'editor', 'author', 'excerpt', 'thumbnail', 'comments', 'revisions', 'post-formats', 'custom-fields', ), 'page' => array( 'title', 'editor', 'author', 'excerpt', 'thumbnail', 'comments', 'revisions', 'page-attributes', 'custom-fields', ), 'attachment' => array( 'title', 'author', 'comments', 'revisions', 'custom-fields', ), ); foreach ( $post_type_attributes as $attribute ) { if ( isset( $fixed_schemas[ $this->post_type ] ) && ! in_array( $attribute, $fixed_schemas[ $this->post_type ], true ) ) { continue; } elseif ( ! isset( $fixed_schemas[ $this->post_type ] ) && ! post_type_supports( $this->post_type, $attribute ) ) { continue; } switch ( $attribute ) { case 'title': $schema['properties']['title'] = array( 'description' => __( 'The title for the object.' ), 'type' => 'object', 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database() ), 'properties' => array( 'raw' => array( 'description' => __( 'Title for the object, as it exists in the database.' ), 'type' => 'string', 'context' => array( 'edit' ), ), 'rendered' => array( 'description' => __( 'HTML title for the object, transformed for display.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), ), ); break; case 'editor': $schema['properties']['content'] = array( 'description' => __( 'The content for the object.' ), 'type' => 'object', 'context' => array( 'view', 'edit' ), 'arg_options' => array( 'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database() ), 'properties' => array( 'raw' => array( 'description' => __( 'Content for the object, as it exists in the database.' ), 'type' => 'string', 'context' => array( 'edit' ), ), 'rendered' => array( 'description' => __( 'HTML content for the object, transformed for display.' ), 'type' => 'string', 'context' => array( 'view', 'edit' ), 'readonly' => true, ), 'protected' => array( 'description' => __( 'Whether the content is protected with a password.' ), 'type' => 'boolean', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), ), ); break; case 'author': $schema['properties']['author'] = array( 'description' => __( 'The ID for the author of the object.' ), 'type' => 'integer', 'context' => array( 'view', 'edit', 'embed' ), ); break; case 'excerpt': $schema['properties']['excerpt'] = array( 'description' => __( 'The excerpt for the object.' ), 'type' => 'object', 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database() ), 'properties' => array( 'raw' => array( 'description' => __( 'Excerpt for the object, as it exists in the database.' ), 'type' => 'string', 'context' => array( 'edit' ), ), 'rendered' => array( 'description' => __( 'HTML excerpt for the object, transformed for display.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), 'protected' => array( 'description' => __( 'Whether the excerpt is protected with a password.' ), 'type' => 'boolean', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), ), ); break; case 'thumbnail': $schema['properties']['featured_media'] = array( 'description' => __( 'The ID of the featured media for the object.' ), 'type' => 'integer', 'context' => array( 'view', 'edit', 'embed' ), ); break; case 'comments': $schema['properties']['comment_status'] = array( 'description' => __( 'Whether or not comments are open on the object.' ), 'type' => 'string', 'enum' => array( 'open', 'closed' ), 'context' => array( 'view', 'edit' ), ); $schema['properties']['ping_status'] = array( 'description' => __( 'Whether or not the object can be pinged.' ), 'type' => 'string', 'enum' => array( 'open', 'closed' ), 'context' => array( 'view', 'edit' ), ); break; case 'page-attributes': $schema['properties']['menu_order'] = array( 'description' => __( 'The order of the object in relation to other object of its type.' ), 'type' => 'integer', 'context' => array( 'view', 'edit' ), ); break; case 'post-formats': // Get the native post formats and remove the array keys. $formats = array_values( get_post_format_slugs() ); $schema['properties']['format'] = array( 'description' => __( 'The format for the object.' ), 'type' => 'string', 'enum' => $formats, 'context' => array( 'view', 'edit' ), ); break; case 'custom-fields': $schema['properties']['meta'] = $this->meta->get_field_schema(); break; } } if ( 'post' === $this->post_type ) { $schema['properties']['sticky'] = array( 'description' => __( 'Whether or not the object should be treated as sticky.' ), 'type' => 'boolean', 'context' => array( 'view', 'edit' ), ); } $schema['properties']['template'] = array( 'description' => __( 'The theme file to use to display the object.' ), 'type' => 'string', 'enum' => array_merge( array_keys( wp_get_theme()->get_page_templates( null, $this->post_type ) ), array( '' ) ), 'context' => array( 'view', 'edit' ), ); $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; $schema['properties'][ $base ] = array( /* translators: %s: taxonomy name */ 'description' => sprintf( __( 'The terms assigned to the object in the %s taxonomy.' ), $taxonomy->name ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'context' => array( 'view', 'edit' ), ); } return $this->add_additional_fields_schema( $schema ); } /** * Retrieves the query params for the posts collection. * * @since 4.7.0 * @access public * * @return array Collection parameters. */ public function get_collection_params() { $query_params = parent::get_collection_params(); $query_params['context']['default'] = 'view'; $query_params['after'] = array( 'description' => __( 'Limit response to posts published after a given ISO8601 compliant date.' ), 'type' => 'string', 'format' => 'date-time', ); if ( post_type_supports( $this->post_type, 'author' ) ) { $query_params['author'] = array( 'description' => __( 'Limit result set to posts assigned to specific authors.' ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); $query_params['author_exclude'] = array( 'description' => __( 'Ensure result set excludes posts assigned to specific authors.' ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); } $query_params['before'] = array( 'description' => __( 'Limit response to posts published before a given ISO8601 compliant date.' ), 'type' => 'string', 'format' => 'date-time', ); $query_params['exclude'] = array( 'description' => __( 'Ensure result set excludes specific IDs.' ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); $query_params['include'] = array( 'description' => __( 'Limit result set to specific IDs.' ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); if ( 'page' === $this->post_type || post_type_supports( $this->post_type, 'page-attributes' ) ) { $query_params['menu_order'] = array( 'description' => __( 'Limit result set to posts with a specific menu_order value.' ), 'type' => 'integer', ); } $query_params['offset'] = array( 'description' => __( 'Offset the result set by a specific number of items.' ), 'type' => 'integer', ); $query_params['order'] = array( 'description' => __( 'Order sort attribute ascending or descending.' ), 'type' => 'string', 'default' => 'desc', 'enum' => array( 'asc', 'desc' ), ); $query_params['orderby'] = array( 'description' => __( 'Sort collection by object attribute.' ), 'type' => 'string', 'default' => 'date', 'enum' => array( 'author', 'date', 'id', 'include', 'modified', 'parent', 'relevance', 'slug', 'title', ), ); if ( 'page' === $this->post_type || post_type_supports( $this->post_type, 'page-attributes' ) ) { $query_params['orderby']['enum'][] = 'menu_order'; } $post_type = get_post_type_object( $this->post_type ); if ( $post_type->hierarchical || 'attachment' === $this->post_type ) { $query_params['parent'] = array( 'description' => __( 'Limit result set to items with particular parent IDs.' ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); $query_params['parent_exclude'] = array( 'description' => __( 'Limit result set to all items except those of a particular parent ID.' ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); } $query_params['slug'] = array( 'description' => __( 'Limit result set to posts with one or more specific slugs.' ), 'type' => 'array', 'items' => array( 'type' => 'string', ), 'sanitize_callback' => 'wp_parse_slug_list', ); $query_params['status'] = array( 'default' => 'publish', 'description' => __( 'Limit result set to posts assigned one or more statuses.' ), 'type' => 'array', 'items' => array( 'enum' => array_merge( array_keys( get_post_stati() ), array( 'any' ) ), 'type' => 'string', ), 'sanitize_callback' => array( $this, 'sanitize_post_statuses' ), ); $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; $query_params[ $base ] = array( /* translators: %s: taxonomy name */ 'description' => sprintf( __( 'Limit result set to all items that have the specified term assigned in the %s taxonomy.' ), $base ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); $query_params[ $base . '_exclude' ] = array( /* translators: %s: taxonomy name */ 'description' => sprintf( __( 'Limit result set to all items except those that have the specified term assigned in the %s taxonomy.' ), $base ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'default' => array(), ); } if ( 'post' === $this->post_type ) { $query_params['sticky'] = array( 'description' => __( 'Limit result set to items that are sticky.' ), 'type' => 'boolean', ); } /** * Filter collection parameters for the posts controller. * * The dynamic part of the filter `$this->post_type` refers to the post * type slug for the controller. * * This filter registers the collection parameter, but does not map the * collection parameter to an internal WP_Query parameter. Use the * `rest_{$this->post_type}_query` filter to set WP_Query parameters. * * @since 4.7.0 * * @param array $query_params JSON Schema-formatted collection parameters. * @param WP_Post_Type $post_type Post type object. */ return apply_filters( "rest_{$this->post_type}_collection_params", $query_params, $post_type ); } /** * Sanitizes and validates the list of post statuses, including whether the * user can query private statuses. * * @since 4.7.0 * @access public * * @param string|array $statuses One or more post statuses. * @param WP_REST_Request $request Full details about the request. * @param string $parameter Additional parameter to pass to validation. * @return array|WP_Error A list of valid statuses, otherwise WP_Error object. */ public function sanitize_post_statuses( $statuses, $request, $parameter ) { $statuses = wp_parse_slug_list( $statuses ); // The default status is different in WP_REST_Attachments_Controller $attributes = $request->get_attributes(); $default_status = $attributes['args']['status']['default']; foreach ( $statuses as $status ) { if ( $status === $default_status ) { continue; } $post_type_obj = get_post_type_object( $this->post_type ); if ( current_user_can( $post_type_obj->cap->edit_posts ) ) { $result = rest_validate_request_arg( $status, $request, $parameter ); if ( is_wp_error( $result ) ) { return $result; } } else { return new WP_Error( 'rest_forbidden_status', __( 'Status is forbidden.' ), array( 'status' => rest_authorization_required_code() ) ); } } return $statuses; } }